| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 93 |
4%
|
| 1 | Rarely | 413 |
17.8%
|
| 2 | Often | 810 |
34.9%
|
| 3 | Always | 940 |
40.4%
|
| 9 | Don't know | 68 |
2.9%
|
| 998 | Refused | 0 |
0%
|